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Title Investigation of linseed oil-in-water nanoemulsions with an ecological surfactant: Interfacial activity, stability and rheological enhancements
Authors Barquero M. , SÁNCHEZ GARCÍA, ROSA MARÍA, SANTOS GARCÍA, JENIFER, Trujillo-Cayado L.A.
External publication No
Means J Mol Liq
Scope Article
Nature Científica
JCR Quartile 1
SJR Quartile 1
Web https://www.scopus.com/inward/record.uri?eid=2-s2.0-85207793186&doi=10.1016%2fj.molliq.2024.126367&partnerID=40&md5=648a8e9329fcda5add6208264c20e17e
Publication date 01/01/2024
Scopus Id 2-s2.0-85207793186
DOI 10.1016/j.molliq.2024.126367
Abstract This study aimed to evaluate the influence of Appyclean 6552, an ecological and biodegradable emulsifier, and its use in combination with Ghassoul clay in the formulation of emulsions using linseed oil as dispersed phase. The surface and interfacial activity of Appyclean 6552 were studied and they remain constant above 0.05 wt%, proving the interfacial activity of this ecological emulsifier. Moreover, linseed oil-in-water (15 wt%) emulsions were produced by ultrasonication optimising the processing time and the emulsifier concentration, following the response surface methodology. In addition, centrifugal tests were carried out to quantify the stability of the systems. Interestingly, the optimum for droplet size and stability index was the same (2.21 wt% of Appyclean 6552 and 521 s in ultrasonicator). Finally, it can be observed how the addition of a rheological modifier as Ghassoul clay provokes the formation of a structured system that confers great stability. This study can expand the knowledge about Appyclean 6552 as stabiliser of systems that could be applied to food or pharmaceutical fields. © 2024
Keywords Abiotic; Anthropogenic; Emulsions; Dispersed phasis; Ecological; Interfacial activity; Linseed oil; Nanoemulsion; Oil-in-water; Processing time; Response-surface methodology; Surface activities; Ultra-sonication; Emulsification
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